For which of the following reactions is the enthalpy change equal to the third ionization energy...
For which one of the following reactions will the enthalpy change be approximately equal to the internal energy change? 2 NaN3(s) → 2 Na(s) + 3 N2(g) 2 H2O( ℓ ) → 2 H2(g) + O2(g) 2 Sb(s) + 3 I2(g) → 2 SbI3(s) Ca(NO3)2(aq) + 2 NH4Cl(aq) → CaCl2(aq) + 2 NH4NO3(aq) CaCO3(s) → CaO(s) + CO2(g)
Which equation is associated with the third ionization energy of aluminum? Al2+(g) → Al3+(g) + e- Al(g) + 3e- → Al3-(g) Al(g) → Al3+(g) + 3e- Al3+(g) → Al(g) + 3e-
Select which process describes the following energy changes. (Ionization energy, electron affinity, bond enthalpy, or standard enthalpy of formation A. F(g) + e- => F-(g) B. F2(g) => 2F(g) C. Na(g) => Na+(g) + e- D. Na(s) + 1/2F2(g) => NaF(g)
Which of the following reactions corresponds to the SECOND IONIZATION ENERGY of Strontium (Sr)? Sr (g) Srt (g) + e Srt (g) Sr2+ (g) +e- o Sr (g) + → Sr (g) o Sr. (g) + e Sr2- (g) o Sr2+ (g) +e Srt (g)
The change in energy for which of the following processes represents the second ionization energy of sodium? A) Na+(g) –––> Na2+(g) + e– B) Na(g) + e– ––––> Na–(g) C) Na–(g) + e– –––> Na2–(g) D) Na(g) –––––> Na+(g) + e– E) Na–(g) ––––> Na+(g) + 2 e–
Which of the following is the reaction associated with the first ionization energy of nitrogen? A) N(g) → N+ + e- B) N(g) → N3+ + 3e- C) N(g) + 3e- → N3- D) N(g) → N- + e- E) N(g) + e- → N- chemistry
The change in energy for which of the following processes corresponds to the first ionization energy of barium? a. Ba(s) + eBa () b. Ba(s) - Ba'(g) + e C. Ba(g) Ba*(g) + e d. Ba(g) - Ba2+(g) + 2e e. Ba(s) - Bat(s) +
Which of the statements listed below is false? a) The third ionization energy of Al is greater than the third ionization energy of Mg. b) The second ionization energy of Na is greater than the second ionization energy of Mg. c) The first ionization energy of Be is greater than the first ionization energy of Li. d) The first ionization energy of Li is greater than the first ionization energy of Na. e) The fourth ionization energy of C is...
Assign the best (most specific) description of the change in energy for each of the reactions from the choices below. 4 v C(graphite) + 2H2(g) --> CH4(g) 1. ionization energy Clg) --> C+(g) + e- < 2. electron affinity C(g) + e- --> C-(g) 3. enthalpy of formation V 4. enthalpy of reaction Na(s) + H2O(1) --> NaOH(aq) + 1/2 H2(g)
Calculate the enthalpy change for the following reactions. Balance the equation and calculate the enthalpy change: 9. MgO(s) + H, (g) + Mg(s) + H,O(1) Mg(s) + 12 0,) ► MgO(s) AH =-602 kJ H,(s) + 0,(9) H,00 AH = –242 kJ 602 kJ - 242 kJ = 360 kJ = AH 10. NaCl(s) + H2O → Na+ (aq) + Cl(aq) NaCl(s) → Nat(g) + CH) Nat(g) + CHg) → Na*(aq) + Cl(aq) AH =? AH = 788 kJ/mol AH...